Dan Calacci

We crowdsourced and published a first-of-its-kind open dataset that contains Amazon purchase histories, spanning 2018 to 2022, from more th…

Governments and researchers around the world are implementing digital contact tracing solutions to stem the spread of infectious disease, n…

Segregation is hurting our societies and especially our cities. But economic inequality isn't just limited to neighborhoods. The restaurant…

We use high-resolution geospatial data collected from mobile phones to measure social segregation at an unprecedented resolution in cities …